Medium severity4.9NVD Advisory· Published Nov 18, 2025· Updated May 19, 2026
CVE-2025-54771
CVE-2025-54771
Description
A use-after-free vulnerability has been identified in the GNU GRUB (Grand Unified Bootloader). The flaw occurs because the file-closing process incorrectly retains a memory pointer, leaving an invalid reference to a file system structure. An attacker could exploit this vulnerability to cause grub to crash, leading to a Denial of Service. Possible data integrity or confidentiality compromise is not discarded.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
18- osv-coords16 versionspkg:rpm/opensuse/grub2&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/grub2&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/grub2&distro=openSUSE%20Tumbleweedpkg:rpm/suse/grub2&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP6pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP7pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/grub2&distro=SUSE%20Linux%20Micro%206.2
< 2.12-150600.8.44.2+ 15 more
- (no CPE)range: < 2.12-150600.8.44.2
- (no CPE)range: < 2.12-160000.3.1
- (no CPE)range: < 2.12-67.1
- (no CPE)range: < 2.04-150300.22.61.1
- (no CPE)range: < 2.06-150400.11.66.1
- (no CPE)range: < 2.06-150400.11.66.1
- (no CPE)range: < 2.06-150500.29.59.1
- (no CPE)range: < 2.12-150600.8.44.2
- (no CPE)range: < 2.12-150700.19.19.1
- (no CPE)range: < 2.12-150600.8.44.2
- (no CPE)range: < 2.12-150700.19.19.1
- (no CPE)range: < 2.12-160000.3.1
- (no CPE)range: < 2.12-160000.3.1
- (no CPE)range: < 2.02-193.1
- (no CPE)range: < 2.12-slfo.1.1_3.1
- (no CPE)range: < 2.12-160000.3.1
Patches
Vulnerability mechanics
References
4News mentions
0No linked articles in our index yet.